diff --git a/flake.lock b/flake.lock
index 286a9b6..2f125aa 100644
--- a/flake.lock
+++ b/flake.lock
@@ -107,11 +107,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1715262380,
-        "narHash": "sha256-jz4zg7xz14PTkrTiH96tVDvCxftpDVp6vRxnO7OVReA=",
+        "lastModified": 1715317466,
+        "narHash": "sha256-+oF2ld2XwhGQeCjtDZUaEUOeOL3/oX75xqfREz5IqJg=",
         "owner": "lilyinstarlight",
         "repo": "nixos-cosmic",
-        "rev": "1914ef3d3bbbf79892b48e9162b47f64ff99bcd5",
+        "rev": "9b23ec802bfcf70ff2819c28587599a614d40ad3",
         "type": "github"
       },
       "original": {
diff --git a/users/tao/nushell/stuff.nu b/users/tao/nushell/stuff.nu
index 2212720..1c701d1 100644
--- a/users/tao/nushell/stuff.nu
+++ b/users/tao/nushell/stuff.nu
@@ -19,35 +19,28 @@ def tse [exit_node?] {
     tailscale set --exit-node=""
   }
 }
-
 def tsr [] {
   tailscale status --json | from json | get Peer | transpose nodekey node | get node | filter {$in.Location?.Country == USA} | get TailscaleIPs | each {get 0} | select (random int 0..($in | length)) | tse $in.0
   tailscale status
+  ff https://mullvad.net/en/check
 }
 
+def rebuild [subcommand] {
+    sudo nice -n19 nixos-rebuild $subcommand --flake /home/tao/projects/NOflake/ --impure --verbose
+    hx --grammar fetch; hx --grammar build
+    rm -rf ~/.cache/jdtls/
+}
 def bump [] {
   cd /home/tao/projects/NOflake/
   jj new -m "bump"
   nix flake update
   # rc2nix | save -f /home/tao/projects/NOflake/users/tao/plasma.nix;
   # sudo nix store ping --store ssh://nocomputer
-  sudo nice -n19 nixos-rebuild boot --flake /home/tao/projects/NOflake/ --impure --verbose
+  rebuild boot
   jj new
 }
-
-def rb [] {
-  # sudo nix store ping --store ssh://nocomputer
-  sudo nice -n19 nixos-rebuild boot --flake . --impure --verbose
-  hx --grammar fetch; hx --grammar build
-  rm -rf ~/.cache/jdtls/
-}
-
-def rs [] {
-  # sudo nix store ping --store ssh://nocomputer
-  sudo nice -n19 nixos-rebuild switch --flake . --impure --verbose
-  hx --grammar fetch; hx --grammar build
-  rm -rf ~/.cache/jdtls/
-}
+alias rb = rebuild boot
+alias rs = rebuild switch
 
 def ns [package] {
   nix shell $"nixpkgs#($package)"